13116890 has 8 divisors (see below), whose sum is σ = 23610420. Its totient is φ = 5246752.

The previous prime is 13116853. The next prime is 13116919. The reversal of 13116890 is 9861131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11377129 + 1739761 = 3373^2 + 1319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655835 + ... + 655854.

Almost surely, 2^13116890 is an apocalyptic number.

13116890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13116890 is a deficient number, since it is larger than the sum of its proper divisors (10493530).

13116890 is a wasteful number, since it uses less digits than its factorization.

13116890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311696.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 13116890 is about 3621.7247272536. The cubic root of 13116890 is about 235.8361042459.

The spelling of 13116890 in words is "thirteen million, one hundred sixteen thousand, eight hundred ninety".